Add "Show all downloads" link to download shelf....

chrome/browser/cocoa/download_shelf_controller.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/scoped_ptr.h"
 
 class Browser;
 @class BrowserWindowController;
 class DownloadShelf;
 @class DownloadShelfView;
 
 // A controller class that manages the download shelf for one window.
 
 @interface DownloadShelfController : NSViewController {
  @private
+  IBOutlet NSTextView* showAllDownloadsLink_;
+
   // Currently these two are always the same, but they mean slightly
   // different things.  contentAreaHasOffset_ is an implementation
   // detail of download shelf visibility.
   BOOL contentAreaHasOffset_;
   BOOL barIsVisible_;
 
   scoped_ptr<DownloadShelf> bridge_;
   NSView* contentArea_;
   int shelfHeight_;
 };
 
 - (id)initWithBrowser:(Browser*)browser
     contentArea:(NSView*)content;
 
 - (DownloadShelf*)bridge;
 - (BOOL)isVisible;
 
 - (IBAction)show:(id)sender;
 - (IBAction)hide:(id)sender;
 
 // TODO(thakis): this should internally build an item and get only
 // the model as parameter.
 - (void)addDownloadItem:(NSView*)view;
 
 // Resizes the download shelf based on the state of the content area.
 - (void)resizeDownloadShelf;
 
 @end